HP ProBook 6440b HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte
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- HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 1
HP ProBook 6545b Notebook PC, HP ProBook 6540b Notebook PC, HP ProBook 6445b Notebook PC, and HP ProBook 6440b Notebook PC Maintenance and Service Guide Document Part Number: 570786-002 January 2010 This guide is a troubleshooting reference used for maintaining and servicing the computer. It - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 2
of Advanced Micro Devices, Inc. Bluetooth is a trademark owned by its proprietor and used by Hewlett-Packard Company under license. Intel and Core are U.S. registered trademarks of Intel Corporation. Java is a U.S. trademark of Sun Microsystems, Inc. Microsoft, Windows, and Windows Vista are - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 3
surface, such as an adjoining optional printer, or a soft surface, such as pillows or rugs or clothing, to block airflow. Also, do not allow the AC adapter to contact the skin or a soft surface, such as pillows or rugs or clothing, during operation. The computer and the - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 4
components 2-2 Display components 2-2 Keys 2-3 Pointing devices 2-5 Buttons and fingerprint reader 2-6 Lights 2-8 Front components 2-12 Right-side components 2-13 Left-side components 2-15 Rear components 2-17 Bottom components 2-18 3 Illustrated parts catalog Service tag 3-1 Computer - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 5
4-5 Service tag 4-5 Computer feet 4-6 Battery 4-7 SIM 4-8 Bluetooth module 4-9 Mass storage device 4-11 Expansion memory module 4-14 WLAN module 4-16 WWAN module 4-19 Optical drive 4-21 Keyboard 4-23 Primary memory module 4-27 RTC battery 4-29 Switch cover 4-30 Power button board - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 6
Setup menus 5-9 Computer Setup in Windows XP 5-13 Starting Computer Setup 5-13 Using Computer Setup 5-13 Computer Setup menus 5-15 6 Specifications Computer specifications 6-1 15.6-in display specifications 6-3 14.0-in display specifications 6-3 Hard drive specifications 6-4 Blu-ray ROM DVD - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 7
9-2 RJ-45 (network 9-3 RJ-11 (modem 9-3 Serial 9-4 Universal Serial Bus 9-4 10 Power cord set requirements Requirements for all countries and regions 10-1 Requirements for specific countries and regions 10-2 11 Recycling Battery 11-1 Display 11-1 Index vii Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 8
1 Product description Category Processors Description HP ProBook 6545b HP ProBook 6540b HP ProBook 6445b HP ProBook 6440b Notebook PC Notebook PC Notebook PC Notebook PC ■ AMD® Turion™ II Ultra 9 9 M620 2.5-GHz processor (35W, 2-MB L2 cache) ■ AMD Turion II Ultra M600 9 9 2.3-GHz - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 9
, 4 threads, 35W) ■ Intel Core i5 330M 2.13-GHz processor (turbo up to 2.33-GHz; 3-MB L3 cache, 4 threads, 35W) Northbridge: AMD RS880M HP ProBook 6545b Notebook PC 9 HP ProBook 6540b Notebook PC 9 9 9 9 HP ProBook 6445b Notebook PC 9 HP ProBook 6440b Notebook PC 9 9 9 9 Southbridge: AMD SB710 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 10
Product description Category Description HP ProBook 6545b HP ProBook 6540b HP ProBook 6445b HP ProBook 6440b Notebook PC Notebook PC Notebook PC Notebook PC Panel (continued) ■ 14.0-in, HD, LED, AntiGlare (1366×768) with webcam and 2 WWAN antennas 9 9 ■ 14.0-in, HD, LED, AntiGlare (1366× - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 11
Audio Webcam Modem Ethernet Description Single screw removal HP ProBook 6545b HP ProBook 6540b HP ProBook 6445b HP ProBook 6440b Notebook PC Notebook PC Notebook PC Notebook PC 9 9 9 9 Customer-accessible 9 9 9 9 Supports S3/S4/S5 wake on LAN (AC 9 9 9 9 mode only) Ethernet - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 12
Product description Category Wireless External media cards Docking Description HP ProBook 6545b HP ProBook 6540b HP ProBook 6445b HP ProBook 6440b Notebook PC Notebook PC Notebook PC Notebook PC Integrated wireless local-area 9 9 9 9 network (WLAN) options via half MiniCard: ■ 2 WLAN - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 13
6540b HP ProBook 6445b HP ProBook 6440b Notebook PC Notebook PC Notebook PC Notebook PC Ports 1394a 9 9 9 9 Accessory battery connector 9 9 9 9 DisplayPort (Dsub 15-pin) 9 9 9 9 supporting 1600 × 1200 external resolution at 75 Hz Docking connector 9 9 9 9 Multi-pin AC - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 14
system Product description Description HP ProBook 6545b HP ProBook 6540b HP ProBook 6445b HP ProBook 6440b Notebook PC Notebook PC Notebook PC Notebook PC Security cable slot 9 9 9 9 Trusted platform module 9 9 9 9 (TPM) 1.2 and TPM enhanced drive lock Optional HP fingerprint - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 15
system (continued) Serviceability Description HP ProBook 6545b HP ProBook 6540b HP ProBook 6445b HP ProBook 6440b Notebook PC Notebook PC Notebook PC Notebook PC Restore media (DRDVD): 9 9 9 9 ■ Windows 7 DRDVD with Windows DVD ■ Windows 7 DRDVD without Windows DVD ■ Windows - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 16
more information. For Windows XP: 1. Select Start > My Computer. 2. In the left pane of the System Tasks window, click View system information. 3. Select Hardware tab > Device Manager. You can also add hardware or modify device configurations using Device Manager. Maintenance and Service Guide 2-1 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 17
with wireless local area networks (WLAN). (4) Webcam light (select models only) On: The webcam is in use. (5) Webcam (select models only) Records audio and video and captures still photographs. (6) Internal display switch Turns off the display or initiates the Sleep state (Windows 7 and Windows - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 18
a function key or the esc key. Displays the Windows Start menu. Displays a shortcut menu for items beneath the pointer. Can be used like the keys on an external numeric keypad. Execute frequently used system functions when pressed in combination with the fn key. Maintenance and Service Guide 2-3 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 19
a function key or the esc key. Displays the Windows Start menu. Displays a shortcut menu for items beneath the pointer. Can be used like the keys on an external numeric keypad. Execute frequently used system functions when pressed in combination with the fn key. 2-4 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 20
*This table describes factory settings. To view or change pointing device preferences: ■ In Windows 7 and Windows Vista: Select Start > Control Panel > Hardware and Sound > Mouse. ■ In Windows XP: Select Start > Control Panel > Printers and Other Hardware > Mouse. Maintenance and Service Guide 2-5 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 21
When the computer is off, press the button to open HP QuickWeb. ■ When the computer is on, press the button to open the default Web browser. Turns the wireless feature on or off but does not establish a wireless connection. Mutes and restores speaker sound. (Continued) Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 22
models only) Opens the Windows calculator feature. (9) Fingerprint reader Allows a fingerprint logon to Windows, instead of a password logon. Item Component (1) Power button (2) QuickLook button Maintenance and Service Guide Description ■ When the computer is off, press the button to turn on the - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 23
. Allows a fingerprint logon to Windows, instead of a password logon. Lights ✎ Refer to the illustration that most closely matches your computer. Item Component (1) Wireless lights (2)* (2) Power lights (2)† Description ■ Blue: An integrated wireless device, such as a WLAN device, the HP Mobile - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 24
to increase the speaker volume. (12) Calculator light On: The Windows calculator function is on. *The 2 wireless lights display the same information. The light on the wireless button is visible only when the computer is open. The wireless light on the front of the computer is visible whether the - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 25
), and/or a Bluetooth device, is on. ■ Amber: All wireless devices are off. ■ On: The computer is on. ■ Blinking: The computer is in the Sleep state (Windows 7 and Windows Vista) or Standby (Windows XP). ■ Off: The computer is off or in Hibernation. (Continued) 2-10 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 26
whether the computer is open or closed. †The 2 power lights display the same information. The light on the power button is visible only when the computer is open. The power light on the front of the computer is visible whether the computer is open or closed. Maintenance and Service Guide 2-11 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 27
(3) Battery light (4) Drive light (5) Webcam light (select models only) (6) Display release latch (7) Speakers (2) Description ■ Blue: An integrated wireless device, such as a wireless local area network (WLAN) device, the HP Mobile Broadband Module (select models only), and/or a Bluetooth device - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 28
(SD) Memory Card (adapter required) ■ xD-Picture Card Supports an optical drive or a hard drive. Connects an optional USB device. Connects an optional IEEE 1394 or 1394a device, such as a camcorder. Connects an optional device such as a serial modem, mouse, or printer. Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 29
Card Reader (2) Upgrade bay (3) USB port (4) 1394 port (5) RJ-11 (modem) jack (6) Security cable slot Description Supports the following optional digital card formats: ■ Memory Stick ■ Memory Stick Pro ■ Memory Stick Duo (adapter required) ■ Memory Stick Duo Pro (adapter required) ■ MultiMediaCard - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 30
Component (1) Vent (2) DisplayPort (3) USB ports (3) (4) ExpressCard slot (5) Audio-in (microphone) jack (6) Audio-out (headphone) jack buds, a headset, or television audio. ✎ When a device is connected to the headphone jack, the computer speakers are disabled. Maintenance and Service Guide 2-15 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 31
Connects an optional digital display device such as a high-performance monitor or projector. Connect optional USB devices. Supports optional smart cards and television audio. ✎ When a device is connected to the headphone jack, the computer speakers are disabled. 2-16 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 32
an external VGA monitor or projector. Connects an AC adapter. Item (1) (2) (3) Component RJ-45 (network) jack External monitor port Power connector Description Connects a network cable. Connects an external VGA monitor or projector. Connects an AC adapter. Maintenance and Service Guide 2-17 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 33
that regulates wireless devices in your country or region. If you replace the module and then receive a warning message, remove the module to restore computer functionality, and then contact technical support through Help and Support. Contains a Bluetooth device. 2-18 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 34
each product. This number provides specific information about the product's hardware components. The part number helps a service technician determine what components and parts are needed. This is the alphanumeric identifier used to locate documents, drivers, and support for the computer. This number - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 35
Illustrated parts catalog Computer major components 3-2 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 36
15.6-in, HD+, LED, WVA display 15.6-in, HD+, LED, WVA, AntiGlare display 15.6-in, HD+, LED, WVA, AntiGlare display 15.6-in, HD+, LED, WVA, AntiGlare display HP Compaq 6540b computer models: ■ 15.6-in, HD, LED, AntiGlare display 15.6-in, HD, LED, AntiGlare display 15.6-in, HD, LED, BrightView display - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 37
Display assembly (continued): For use only with HP Compaq 6540b computer models (continued): 15.6-in, HD, LED, BrightView display HP Compaq 6445b computer models: 14.0-in, HD, LED, AntiGlare display AntiGlare display display AntiGlare display assembly display assembly display display display display - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 38
HD, LED, BrightView display assembly for use only HP Compaq 6540b computer models 593860-001 For use only with HP Compaq 6445b computer models 583268-001 For use only with HP Compaq 6440b computer models 593861-001 Power button board (includes cable) For use only with HP Service Guide 3-5 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 39
in the United Kingdom 584234-031 ■ For use in the United States 584234-001 For use only with HP Compaq 6540b computer models equipped with a pointing stick: ■ For use in Japan 584234-291 ■ For use in Slovakia B31 ■ For use in Norway 583293-091 (Continued) 3-6 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 40
in the United Kingdom 583293-031 ■ For use in the United States 583293-001 For use only with HP Compaq 6540b computer models equipped with a pointing stick: ■ For use in Japan 583293-291 ■ For use in Slovakia B31 ■ For use in Norway 584233-091 (Continued) Maintenance and Service Guide 3-7 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 41
For use in Latin America 583292-161 ■ For use in the United States 583292-001 For use only with HP Compaq 6440b computer models not equipped with a pointing stick: ■ For use in Belgium 583292-A41 ■ For 251 ■ For use in Saudi Arabia 583292-171 (Continued) 3-8 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 42
fingerprint reader board and cable) Fan Heat sink (includes replacement thermal material): For use only with HP Compaq 6545b and 6445b computer models For use only with HP Compaq 6540b and 6440b computer models equipped with discrete graphics subsystem memory For use only with HP Compaq 6540b - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 43
HP Compaq 6540b computer models For use only with HP Compaq 6445b computer models For use only with HP Compaq 6440b computer models Includes: ExpressCard slot bezel Mass storage device cover Memory module compartment cover Bluetooth module compartment cover Wireless 10 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 44
Core i5 330M 2.13-GHz processor (turbo up to 2.33-GHz; 3-MB L3 cache, 4 threads, 35W) TouchPad (includes TouchPad board cable and TouchPad button board cable): For use only with HP Compaq 6545b computer models For use only with HP Compaq 6540b -001 (Continued) Maintenance and Service Guide 3-11 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 45
"Cable Kit" on page 3-17 for more Cable Kit spare part information. Speaker assembly (includes cable): For use only with HP Compaq 6545b and 6540b computer models 583283-001 For use only with HP Compaq 6445b and 6440b computer models 583284-001 (Continued) 3-12 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 46
19) (20) (21) Description System board (includes replacement thermal material): For use only with HP Compaq 6545b computer models For use only with HP Compaq 6445b computer models For use only with HP Compaq 6540b computer models equipped with discrete graphics subsystem memory in all countries and - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 47
base enclosure screw covers, and 8 display bezel screw covers) 583280-001 Battery: 9-cell, 93-WH battery for use with all computer models 586031-001 6-cell, 55-WH battery for use only with HP Compaq 6545b and 6445b computer models 482962-001 For use only with HP Compaq 6540b storage device: - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 48
, Tuvalu, Uganda, Ukraine, the United Arab Emirates, the United Kingdom, Uruguay, Uzbekistan, Vanuatu, Venezuela, Vietnam, Yemen, Zaire, Zambia, and Zimbabwe 518434-002 (Continued) Maintenance and Service Guide 3-15 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 49
, Tuvalu, Uganda, Ukraine, the United Arab Emirates, the United Kingdom, Uruguay, Uzbekistan, Vanuatu, Venezuela, Vietnam, Yemen, Zaire, Zambia, and Zimbabwe 504593-004 3-16 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 50
65405b computer models For use only with HP Compaq 6445b computer models For use only with HP Compaq 6440b computer models Includes: TouchPad board cable Bluetooth module cable Modem module cable (includes RJ-11 connector) Maintenance and Service Guide Spare part number 583282-001 593853-001 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 51
Illustrated parts catalog Display assembly subcomponents 3-18 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 52
Cable Kit: For use only with HP Compaq 6545b and 6540b computer models equipped with an HD+ display assembly 583956-001 For use only with HP Compaq 6545b and 6540b computer models equipped with an HD display assembly 583230-001 For use only with HP Compaq 6440b computer models equipped with an - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 53
devices Item (1) (2) (3) Description Hard drive (includes bracket): 500-GB, 7200-rpm 320-GB, 7200-rpm 250-GB, 7200-rpm 160-GB, 7200-rpm Solid-state drive (includes bracket): 160-GB, 2.5-in solid-state drive-for use only with HP Compaq 6540b 583249-001 583251-001 3-20 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 54
models For use only with HP Compaq 6440b computer models ExpressCard slot bezel Mass storage device cover (includes 2 captive screws) Memory module compartment cover (includes 1 captive screw) Bluetooth module compartment cover (includes 1 captive screw) Wireless module compartment cover (includes - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 55
AC adapter: 90-W HP Smart Adapter for use only with HP Compaq 6545b and 6445b computer models 90-W PFC HP Smart Adapter for use only with HP Compaq 6540b and 6440b computer models 65-W HP Smart Adapter for use only with HP Compaq 6540b and 6440b computer models 90-W PFC HP Smart Adapter Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 56
HP Smart Adapter 65-W HP Smart Adapter for use only with HP Compaq 6540b and 6440b computer models RTC battery for use only with HP Compaq 6540b and 6440b computer models (includes cable and double-sided tape) 6-cell, 47-WH battery for use only with HP Compaq 6540b and 6440b computer models 6-cell - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 57
computer models ❐ 593854-001-For use only with HP Compaq 6440b computer models 90-W PFC HP Smart Adapter for use only with HP Compaq 6540b and 6440b computer models 1024-MB for use only with HP Compaq 6540b and 6440b computer models (1333-MHz, DDR3) (Continued) 3-24 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 58
use only with HP Compaq 6545b computer models not equipped with a webcam Display bezel for use only with HP Compaq 6445b computer models equipped with a webcam Display bezel for use only with HP Compaq 6445b computer models not equipped with a webcam (Continued) Maintenance and Service Guide 3-25 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 59
and TouchPad button board cable) TouchPad for use only with HP Compaq 6445b computer models (includes TouchPad board cable and TouchPad button board cable) Serial connector for use only with HP Compaq 6545b and 6445b computer models (includes cable) (Continued) 3-26 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 60
Kit" on page 3-21 for more Plastics Kit spare part information. Rubber Kit (includes 7 rubber feet, 2 base enclosure screw covers, and 8 display bezel screw covers) Screw Kit Cable Kit for use only with HP Compaq 6545b computer models ✎ See "Cable Kit" on page 3-17 for more Cable Kit spare part - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 61
Compaq 6545b and 6540b computer models not equipped with a pointing stick in Germany (includes keyboard cable) Keyboard for use only with HP Compaq 6545b and 6540b computer models not equipped with a pointing stick in France (includes keyboard cable) (Continued) 3-28 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 62
HP Compaq 6545b and 6540b computer models not equipped with a pointing stick in Slovenia (includes keyboard cable) Keyboard for use only with HP Compaq 6545b and 6540b computer models not equipped with a pointing stick in Israel (includes keyboard cable) (Continued) Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 63
Compaq 6545b computer models (includes cable) Card reader/USB board for use only with HP Compaq 6445b computer models (includes cable) 15.6-in, HD, LED, WVA display assembly for use only with HP Compaq 6545b computer models not equipped with a webcam (includes 3 WLAN antenna transceivers and cables - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 64
for use only with HP Compaq 6440b computer models equipped with a pointing stick in Slovenia (includes keyboard cable) Keyboard for use only with HP Compaq 6440b computer models equipped with a pointing stick in Israel (includes keyboard cable) (Continued) Maintenance and Service Guide 3-31 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 65
use only with HP Compaq 6540b computer models equipped with a pointing stick in Japan (includes keyboard cable) Keyboard for use only with HP Compaq 6545b and 6540b computer models equipped with a pointing stick in Belgium (includes keyboard cable) (Continued) 3-32 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 66
graphics subsystem memory and replacement thermal material) Display enclosure for use only with HP Compaq 6540b computer models equipped with two microphones (includes 3 WLAN antenna transceivers and cables, and 2 WWAN antenna transceivers and cables) (Continued) Maintenance and Service Guide 3-33 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 67
models equipped with UMA graphics subsystem memory (includes replacement thermal material) Heat sink for use only with HP Compaq 6540b and 6440b computer models equipped with discrete graphics subsystem memory (includes replacement thermal material) (Continued) 3-34 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 68
Compaq 6440b computer models equipped with an HD+ display assembly 4096-MB memory module for use only with HP Compaq 6540b and 6440b computer models (1333-MHz, DDR3) 15.6-in, HD, LED, AntiGlare display assembly for use only with HP Compaq 6540b computer models not equipped with a webcam or with WWAN - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 69
) Intel Core i5 330M 2.13-GHz processor for use only with HP Compaq 6445b and 6440b computer models (turbo up to 2.33-GHz; 3-MB L3 cache, 4 threads, 35W) 160-GB, 2.5-in solid-state drive for use only with HP Compaq 6540b and 6440b computer models (includes solid-state drive bracket) Base enclosure - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 70
disassembly and reassembly can damage plastic parts. Use care when handling the plastic parts. Apply pressure only at the points designated in the maintenance instructions. Cables and connectors Ä CAUTION: When servicing with extreme care; these cables tear easily. Maintenance and Service Guide 4-1 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 71
, turn the computer on, and then shut it down through the operating system. ■ Before handling a drive, be sure that you are discharged of in many cases, ESD contains enough power to alter device parameters or melt silicon junctions. A discharge of container. 4-2 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 72
V 11,500 V 14,500 V 26,500 V 21,000 V Relative humidity 40% 55% 15,000 V 7,500 V 5,000 V 3,000 V 800 V 400 V 700 V 400 V arrive at static-free workstations. ■ Place charging. When grounding is not possible, use an ionizer to dissipate electric charges. Maintenance and Service Guide 4-3 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 73
the case or PCM laminate. Handle these items only at static-free workstations. ■ Avoid contact with pins, leads, or circuitry. workstation. ■ When seated, wear a wrist strap connected to a grounded system. Wrist straps are flexible straps with a minimum of one megohm ± Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 74
each product. This number provides specific information about the product's hardware components. The part number helps a service technician determine what components and parts are needed. This is the alphanumeric identifier used to locate documents, drivers, and support for the computer. This number - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 75
adhesive-backed rubber pads. The feet are included in the Rubber Kit, spare part number 583280-001. There are 7 rubber feet that attach to the base enclosure in the locations shown in the following illustration. 4-6 Maintenance and - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 76
it down through the operating system. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet, and then unplugging the AC adapter from the computer. Remove the battery: 1. Turn the computer upside - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 77
through the operating system. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet, and then unplugging the AC adapter from the computer. 4. Remove the battery (see "Battery" on page 4-7). Remove - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 78
first unplugging the power cord from the AC outlet, and then unplugging the AC adapter from the computer. 4. Remove the battery (see "Battery" on page 4-7). 5. Remove the accessory cover (see "Mass storage device" on page 4-11). Remove the Bluetooth module: 1. Loosen the Phillips PM2.0×6.0 captive - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 79
Bluetooth module 1 by lifting the right side of the module out of the Bluetooth module compartment. 4. Disconnect the Bluetooth module cable 2 from the Bluetooth module. 5. Remove the Bluetooth module 3. Reverse this procedure to install the Bluetooth module. 4-10 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 80
through the operating system. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet, and then unplugging the AC adapter from the computer. 4. Remove the battery (see "Battery" on page 4-7). Remove - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 81
device in the mass storage device bay. 6. Grasp the Mylar tab 2 on the mass storage device bracket, and slide the mass storage device 3 to the right to disconnect it from the system board. 7. Remove the mass storage device 4 from the mass storage device bay. 4-12 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 82
the four Phillips PM3.0×3.0 screws 1 that secure the mass storage device bracket to the mass storage device. b. Lift the bracket 2 straight up to remove it from the mass storage device. Reverse this procedure to reassemble and install the mass storage device. Maintenance and Service Guide 4-13 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 83
system. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet, and then unplugging the AC adapter from the computer. 4. Remove the battery (see "Battery" on page 4-7). Remove the expansion memory - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 84
. 6. Grasp the edge of the memory module 2, and then pull it out of the memory module slot. ✎ Memory modules are designed with a notch 3 to prevent incorrect insertion into the memory module slot. Reverse this procedure to install the expansion memory module. Maintenance and Service Guide 4-15 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 85
, Tuvalu, Uganda, Ukraine, the United Arab Emirates, the United Kingdom, Uruguay, Uzbekistan, Vanuatu, Venezuela, Vietnam, Yemen, Zaire, Zambia, and Zimbabwe 504593-004 4-16 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 86
AC adapter from the computer. 4. Remove the battery (see "Battery" on page 4-7). Remove the WLAN module: Ä CAUTION: To prevent an unresponsive system, replace the wireless module only with a wireless module authorized for use in the computer by the governmental agency that regulates wireless devices - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 87
terminal on the WLAN module. 6. Remove the two Phillips PM2.5×6.0 screws 3 that secure the WLAN module to the system board. (The WLAN module tilts up.) 7. Remove the WLAN module 4 by pulling it away from the slot at this procedure to install the WLAN module. 4-18 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 88
system. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet, and then unplugging the AC adapter from the computer. 4. Remove the battery (see "Battery" on page 4-7). 5. Remove the wireless - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 89
sleeves must be installed on the antenna connectors, as shown in the following illustration. Reverse this procedure to install the WWAN module. 4-20 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 90
system. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see "Battery bay. Maintenance and Service Guide 4-21 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 91
optical drive bracket to the optical drive. c. Remove the optical drive bracket 2. Reverse this procedure to reassemble and install the optical drive. 4-22 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 92
the United Kingdom ■ For use in Italy 584234-061 ■ For use in the United States For use only with HP Compaq 6540b computer models equipped with a pointing stick: ■ For use in Japan 584234-291 ■ For use in Thailand ■ -141 583293-031 583293-001 (Continued) Maintenance and Service Guide 4-23 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 93
HP Compaq 6540b computer models equipped with a pointing stick: ■ For use in Japan 583293-291 ■ For use in Thailand 583293-AB1 ■ For use in Slovakia 583293-A81 ■ For use in the Czech Republic and Slovakia 583293-281 ■ For use in South Korea 583293-AD1 For use only with HP HP HP - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 94
use only with HP Compaq 6440b computer system. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet, and then unplugging the AC adapter from the computer. 4. Remove the battery (see "Battery - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 95
Removal and replacement procedures 3. Turn the computer display-side up, with the front toward you. 4. Open the the pointing stick cable 1 is attached, and then disconnect the pointing stick cable from the system board. 8. Release the ZIF connector to which the keyboard cable 2 is attached, and - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 96
shut it down through the operating system. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet, and then unplugging the AC adapter from the computer. 4. Remove the battery (see "Battery" on page - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 97
memory module. 3. Grasp the edge of the memory module 2, and then pull it out of the memory module slot. ✎ Memory modules are designed with a notch 3 to prevent incorrect insertion into the memory module slot. Reverse this procedure to install a memory module. 4-28 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 98
shut it down through the operating system. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet, and then unplugging the AC adapter from the computer. 4. Remove the battery (see "Battery" on page - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 99
shut it down through the operating system. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet, and then unplugging the AC adapter from the computer. 4. Remove the battery (see "Battery" on page - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 100
board cable 1 is attached, and then disconnect the LED board cable from the system board. 6. Lift the left and right sides of the switch cover 2 until it detaches from the computer. 7. Remove the switch cover. Reverse this procedure to install the switch cover. Maintenance and Service Guide 4-31 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 101
shut it down through the operating system. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet, and then unplugging the AC adapter from the computer. 4. Remove the battery (see "Battery" on page - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 102
shut it down through the operating system. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet, and then unplugging the AC adapter from the computer. 4. Remove the battery (see "Battery" on page - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 103
display-side up, with the front toward you. 5. Open the computer as far as possible. 6. If the computer is equipped with a fingerprint reader, release the ZIF connector to which the fingerprint reader board cable 1 is attached, and then disconnect the fingerprint reader board cable 2 from the system - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 104
shut it down through the operating system. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet, and then unplugging the AC adapter from the computer. 4. Remove the battery (see "Battery" on page - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 105
shut it down through the operating system. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet, and then unplugging the AC adapter from the computer. 4. Remove the battery (see "Battery" on page - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 106
shut it down through the operating system. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet, and then unplugging the AC adapter from the computer. 4. Remove the battery (see "Battery" on page - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 107
captive screws 1 that secure the heat sink to the system board. ✎ Due to the adhesive quality of the thermal material located between the heat sink and system board components, it may be necessary to move the heat the right at an angle. 4. Remove the heat sink. 4-38 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 108
the system board each time the heat sink is removed: ❏ Thermal paste is used on the processor 1 and the heat sink section 2 that services it . ❏ Thermal pads are used on the Northbridge chip 3 and the heat sink section 4 that services it. ❏ Thermal pads are - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 109
shut it down through the operating system. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet, and then unplugging the AC adapter from the computer. 4. Remove the battery (see "Battery" on page - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 110
gold triangle 3 on the processor must be aligned with the triangle 4 embossed on the processor socket. Reverse this procedure to install the processor. Maintenance and Service Guide 4-41 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 111
■ 15.6-in, HD+, LED, WVA display assembly 15.6-in, HD+, LED, WVA, AntiGlare display 15.6-in, HD+, LED, WVA, AntiGlare display HP Compaq 6540b computer models: ■ 15.6-in, HD, LED, AntiGlare display ■ 15.6-in, HD, LED, AntiGlare display assembly ■ 15.6-in, HD, LED, BrightView display assembly - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 112
then shut it down through the operating system. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet, and then unplugging the AC adapter from the computer. Maintenance and Service Guide 4-43 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 113
procedures 4. Remove the battery (see "Battery" on page 4-7). 5. display assembly: 1. Close the computer. 2. Position the computer with the rear panel toward you. 3. Remove the four slotted Torx T8M2.5×11.0 screws that secure the display assembly to the computer. 4-44 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 114
you. 5. Open the computer as far as possible. 6. Disconnect the microphone cable 1 from the system board. 7. Remove the microphone cable from the clips and routing channel 2 built into the top cover. 8. Disconnect the display panel cable 3 from the system board. Maintenance and Service Guide 4-45 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 115
antenna cables from the opening in the top cover 1. 10. Remove the wireless antenna cables from the clips 2 and routing channel built into the top cover. Ä CAUTION: Support the display assembly when removing the following screws. Failure to support the display assembly can result in damage to the - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 116
583238-001-for use only with HP Compaq 6445b computer models not equipped with a webcam ◆ 593849-001-for use only with HP Compaq 6440b computer models equipped with a webcam ◆ 593850-001-for use only with HP Compaq 6440b computer models not equipped with a webcam Maintenance and Service Guide 4-47 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 117
module cable allows. (The webcam module is attached to the display enclosure with double-sided tape.) b. Disconnect the webcam module cable 2 from the webcam module. c. Remove the webcam module 3. The webcam module is available using spare part number 583219-001. 4-48 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 118
until it rests upside down in front of the display enclosure. c. Release the support strip 2 and locking bar 3 that secure the display panel cable to the display panel. d. Disconnect the display panel cable 4 from the display panel. e. Remove the display panel. Maintenance and Service Guide 4-49 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 119
with HP Compaq 6440b computer models equipped with an HD+ display assembly ◆ 583231-001-for use only with HP Compaq 6445b and 6440b computer models equipped with an HD display assembly ✎ Substeps i and j apply only to HP Compaq 6545b and 6540b computer models. 4-50 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 120
. l. Remove the display hinges 2. The display hinges are available in the Display Hinge Kit, spare part numbers 583232-001 (for use only with HP Compaq 6545b and 6540b computer models) and 583959-001 (for use only with HP Compaq 6445b and 6440b computer models). Maintenance and Service Guide 4-51 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 121
off of the display hinges. The display hinge covers are available in the Display Hinge Kit, spare part numbers 583232-001 (for use only with HP Compaq 6545b and 6540b computer models) and 583959-001 (for use only with HP Compaq 6445b and 6440b computer models). 4-52 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 122
6540b computer models equipped with an HD display assembly ◆ 593990-001-for use only with HP Compaq 6440b computer models equipped with an HD+ display assembly ◆ 583231-001-for use only with HP Compaq 6445b and 6440b computer models equipped with an HD display assembly Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 123
6540b computer models equipped with an HD display assembly ◆ 593990-001-for use only with HP Compaq 6440b computer models equipped with an HD+ display assembly ◆ 583231-001-for use only with HP Compaq 6445b and 6440b computer models equipped with an HD display assembly 4-54 Maintenance and Service - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 124
only with HP Compaq 6440b computer models equipped with an HD+ display assembly ◆ 583231-001-for use only with HP Compaq 6445b and 6440b computer models equipped with an HD display assembly Reverse this procedure to reassemble and install the display assembly. Maintenance and Service Guide 4-55 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 125
the power cord from the AC outlet, and then unplugging the AC adapter from the computer. 4. Remove the battery (see "Battery" on page 4-7). 5. Remove the following components: a. Bluetooth module (see "Bluetooth module" on page 4-9) b. Mass storage device (see "Mass storage device" on page 4-11 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 126
the mass storage device bay) and the five Phillips PM2.0×3.0 screws 2 (in the optical drive and battery bays) that secure the top cover to the base enclosure. 3. Turn the computer right-side up, with the front toward you. ✎ Step 4 applies only to HP Compaq 6545b and 6540b computer models. 4. Remove - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 127
HP Compaq 6445b and 6440b computer models. 5. Remove the six slotted Torx T8M2.5×7.0 screws 1 and the two slotted Torx T8M2.5×11.0 screws 2 that secure the top cover to the base enclosure. 6. Lift the rear edge 1 of the top cover until it detaches from the base enclosure. 7. Remove - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 128
the power cord from the AC outlet, and then unplugging the AC adapter from the computer. 4. Remove the battery (see "Battery" on page 4-7). 5. Remove the following components: a. Bluetooth module (see "Bluetooth module" on page 4-9) b. Mass storage device (see "Mass storage device" on page 4-11 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 129
the power cord from the AC outlet, and then unplugging the AC adapter from the computer. 4. Remove the battery (see "Battery" on page 4-7). 5. Remove the following components: a. Bluetooth module (see "Bluetooth module" on page 4-9) b. Mass storage device (see "Mass storage device" on page 4-11 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 130
apply only to HP Compaq 6545b and 6540b computer models. See steps 4 and 5 for information on removing the ExpressCard assembly on HP Compaq 6445b to disconnect it from the system board. 3. Remove the ExpressCard assembly 3 by sliding it up and to the right. Maintenance and Service Guide 4-61 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 131
6445b and 6440b computer models. 4. Lift the right side 1 of the ExpressCard assembly to disconnect it from the system board. 5. Remove the ExpressCard assembly 2 by sliding it up and to the right. Reverse this procedure to install the ExpressCard assembly. 4-62 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 132
the power cord from the AC outlet, and then unplugging the AC adapter from the computer. 4. Remove the battery (see "Battery" on page 4-7). 5. Remove the following components: a. Bluetooth module (see "Bluetooth module" on page 4-9) b. Mass storage device (see "Mass storage device" on page 4-11 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 133
modem module to the system board. 2. Lift the right side 2 of the modem module to disconnect it from the system board. 3. Disconnect the modem module cable 3 from the modem module. 4. Remove the modem module. Reverse this procedure to install the modem module. 4-64 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 134
the power cord from the AC outlet, and then unplugging the AC adapter from the computer. 4. Remove the battery (see "Battery" on page 4-7). 5. Remove the following components: a. Bluetooth module (see "Bluetooth module" on page 4-9) b. Mass storage device (see "Mass storage device" on page 4-11 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 135
6545b and 6540b computer models. See steps 3 through 5 for speaker assembly removal information for HP Compaq 6445b and 6440b computer models. 1. Remove the slotted Torx T8M2.5×7.0 screw 1 that secures the speaker assembly to the base enclosure. 2. Remove the speaker assembly 2. ✎ Steps 3 through - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 136
the power cord from the AC outlet, and then unplugging the AC adapter from the computer. 4. Remove the battery (see "Battery" on page 4-7). 5. Remove the following components: a. Bluetooth module (see "Bluetooth module" on page 4-9) b. Mass storage device (see "Mass storage device" on page 4-11 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 137
the Bluetooth module cable: 1. Disconnect the Bluetooth module cable 1 from the system board. 2. Remove the Bluetooth module cable from the clips and routing channel 2 built into the base enclosure. Reverse this procedure to install the Bluetooth module cable. 4-68 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 138
the power cord from the AC outlet, and then unplugging the AC adapter from the computer. 4. Remove the battery (see "Battery" on page 4-7). 5. Remove the following components: a. Bluetooth module (see "Bluetooth module" on page 4-9) b. Mass storage device (see "Mass storage device" on page 4-11 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 139
system board. 2. Remove the slotted Torx T8M2.5×7.0 screw 2 that secures the card reader/USB board to the base base enclosure. 4. Remove the card reader/USB board by sliding it up and to the left 4. Reverse this procedure to install the card reader/USB board. 4-70 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 140
the power cord from the AC outlet, and then unplugging the AC adapter from the computer. 4. Remove the battery (see "Battery" on page 4-7). 5. Remove the following components: a. Bluetooth module (see "Bluetooth module" on page 4-9) b. Mass storage device (see "Mass storage device" on page 4-11 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 141
4-16) ■ WWAN module (see "WWAN module" on page 4-19) ■ RTC battery (see "RTC battery" on page 4-29) ■ Processor (see "Processor" on page 4-40) ■ Modem module (see "Modem module" on page 4-63) ■ Bluetooth module cable (see "Bluetooth module cable" on page 4-67) 4-72 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 142
cable 3 from the system board Removal and replacement procedures 2. Remove the three slotted Torx T8M2.5×7.0 screws 1 and 2 that secure the system board to the base enclosure. The front-most screw 2 is present only on HP Compaq 6545b and 6540b computer models. Maintenance and Service Guide 4-73 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 143
board. The optical drive connector board is available using spare part numbers 583252-001 (for use only with HP Compaq 6545b computer models) and 593873-001 (for use only with HP Compaq 6540b computer models). Reverse this procedure to install the system board. 4-74 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 144
the power cord from the AC outlet, and then unplugging the AC adapter from the computer. 4. Remove the battery (see "Battery" on page 4-7). 5. Remove the following components: a. Bluetooth module (see "Bluetooth module" on page 4-9) b. Mass storage device (see "Mass storage device" on page 4-11 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 145
Remove the serial connector and cable: 1. Disconnect the serial connector cable 1 from the system board. 2. Remove the two Hex HM5.0×10.0 screw locks 2 that secure the serial connector to the base enclosure. 3. Remove the serial connector 3. Reverse this procedure to install the serial connector - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 146
the power cord from the AC outlet, and then unplugging the AC adapter from the computer. 4. Remove the battery (see "Battery" on page 4-7). 5. Remove the following components: a. Bluetooth module (see "Bluetooth module" on page 4-9) b. Mass storage device (see "Mass storage device" on page 4-11 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 147
the modem module cable: 1. Release the RJ-11 connector 1 from the clip built into the base enclosure. 2. Release the modem module cable from the clips 2 and routing channel built into the base enclosure. 3. Remove the modem module cable 3. Reverse this procedure to install the modem module cable - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 148
on-screen instructions. ✎ You can use either a pointing device (TouchPad, pointing stick, or USB mouse) or the keyboard to navigate and make selections in Computer Setup. 2. Press f10 to enter BIOS Setup. 3. Select the File, Security, or System Configuration menu. Maintenance and Service Guide 5-1 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 149
while the "Press the ESC key for Startup Menu" message is displayed at the bottom of the screen. 2. Press f10 to enter BIOS Setup. 3. Use a pointing device or the arrow keys to select File > Restore defaults. 4. Follow the on-screen instructions. 5. To save your changes and exit, click the Save icon - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 150
System Diagnostics Reset BIOS security to factory default Restore defaults Ignore changes and exit Save changes and exit To do this ■ View identification information for the computer and the batteries in the system. ■ View specification information for the processor, cache and memory size, system - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 151
in this section may not be supported by your computer. Select Setup BIOS Administrator Password Password Policy (requires a BIOS administrator password) HP SpareKey Always Prompt for HP SpareKey Enrollment Fingerprint Reset on Reboot (If Present) Change Password HP SpareKey Enrollment DriveLock - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 152
). When enabled, USB legacy support allows the following: ❐ Use of a USB keyboard in Computer Setup even when a Windows operating system is not running ❐ Startup from bootable USB devices, including a hard drive, diskette drive, or optical drive connected by a USB port to the computer ■ Select - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 153
❐ Follow Boot Order ■ Enable/disable the Notebook Upgrade Bay device (enabled by default). ■ Enable/disable the Power Monitor Circuit (enabled by default). ■ Enable/disable the audio devices (enabled by default). ■ Enable/disable the fingerprint device (enabled by default). ■ Enable/disable a modem - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 154
on-screen instructions. ✎ You can use either a pointing device (TouchPad, pointing stick, or USB mouse) or the keyboard to navigate and make selections in Computer Setup. 2. Press f10 to enter BIOS Setup. 3. Select the File, Security, or System Configuration menu. Maintenance and Service Guide 5-7 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 155
while the "Press the ESC key for Startup Menu" message is displayed at the bottom of the screen. 2. Press f10 to enter BIOS Setup. 3. Use a pointing device or the arrow keys to select File > Restore defaults. 4. Follow the on-screen instructions. 5. To save your changes and exit, click the Save icon - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 156
System Diagnostics Reset BIOS security to factory default Restore defaults Ignore changes and exit Save changes and exit To do this ■ View identification information for the computer and the batteries in the system. ■ View specification information for the processor, cache and memory size, system - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 157
in this section may not be supported by your computer. Select Setup BIOS Administrator Password Password Policy (requires a BIOS administrator password) HP SpareKey Always Prompt for HP SpareKey Enrollment Fingerprint Reset on Reboot (If Present) Change Password HP SpareKey Enrollment DriveLock - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 158
). When enabled, USB legacy support allows the following: ❐ Use of a USB keyboard in Computer Setup even when a Windows operating system is not running ❐ Startup from bootable USB devices, including a hard drive, diskette drive, or optical drive connected by a USB port to the computer ■ Select - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 159
❐ Follow Boot Order ■ Enable/disable the Notebook Upgrade Bay device (enabled by default). ■ Enable/disable the Power Monitor Circuit (enabled by default). ■ Enable/disable the audio devices (enabled by default). ■ Enable/disable the fingerprint device (enabled by default). ■ Enable/disable a modem - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 160
then follow the on-screen instructions. ✎ You can use either a pointing device (TouchPad, pointing stick, or USB mouse) or the keyboard to navigate and make selections in Computer Setup. 2. Press f10 to enter BIOS Setup. 3. Select the File, Security, or System Configuration menu. To exit Computer - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 161
while the "Press the ESC key for Startup Menu" message is displayed at the bottom of the screen. 2. Press f10 to enter BIOS Setup. 3. Use a pointing device or the arrow keys to select File > Restore defaults. 4. Follow the on-screen instructions. 5. To save your changes and exit, click the Save icon - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 162
System Diagnostics Reset BIOS security to factory default Restore defaults Ignore changes and exit Save changes and exit To do this ■ View identification information for the computer and the batteries in the system. ■ View specification information for the processor, cache and memory size, system - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 163
in this section may not be supported by your computer. Select Setup BIOS Administrator Password Password Policy (requires a BIOS administrator password) HP SpareKey Always Prompt for HP SpareKey Enrollment Fingerprint Reset on Reboot (If Present) Change Password HP SpareKey Enrollment DriveLock - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 164
). When enabled, USB legacy support allows the following: ❐ Use of a USB keyboard in Computer Setup even when a Windows operating system is not running. ❐ Startup from bootable USB devices, including a hard drive, diskette drive, or optical drive connected by a USB port to the computer. ■ Select - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 165
❐ Follow Boot Order ■ Enable/disable the Notebook Upgrade Bay device (enabled by default). ■ Enable/disable the Power Monitor Circuit (enabled by default). ■ Enable/disable the audio devices (enabled by default). ■ Enable/disable the fingerprint device (enabled by default). ■ Enable/disable a modem - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 166
Computer specifications Metric Dimensions HP ProBook 6545b Notebook PC Depth 24.8 cm Width 37.1 cm Height (front to back) 3.5 to 3.9 cm Weight With 15.6-in WXGA display assembly, no optical drive, 320-GB, 7200-rpm hard drive, 2.55-AH battery, 1024-MB memory, no modem module, no Bluetooth - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 167
Specifications Metric U.S. Input power Operating voltage 18.5 V dc @ 3.5 A - 65 W or 19.0 V dc @ 4.74 A - 90 % to 90% Nonoperating 5% to 95% Maximum altitude (unpressurized) Operating -15 m to 3,048 m -50 ft to 10,000 ft Nonoperating -15 m to 12,192 m -50 ft to 40,000 ft ✎ Applicable - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 168
15.6-in display specifications Dimensions Height Width Diagonal Number of colors Contrast ratio Brightness Pixel resolution Pitch Format Configuration Backlight Character display Total power consumption Viewing angle 14.0-in display specifications Dimensions ) Maintenance and Service Guide 6-3 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 169
Hard drive specifications 500-GB* 320-GB* 250-GB* 160-GB* Dimensions Height 9.5 mm 9.5 mm 9.5 less. Actual drive specifications may differ slightly. ✎ Certain restrictions and exclusions apply. Contact technical support for details. Blu- 2,400 KB/sec 6-4 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 170
DVD±RW and CD-RW SuperMulti Double-Layer Drive specifications Specifications Applicable disc Access time Random Cache buffer Data transfer rate 24X CD-ROM 8X DVD 24X CD-R 16X CD-RW KB/sec 10,800 KB/sec 5,400 KB/sec 2,700 KB/sec 6,750 KB/sec Multiword DMA mode Maintenance and Service Guide 6-5 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 171
Specifications DVD-ROM Drive specifications Applicable disc Access time Random Cache buffer Data transfer rate 24X CD-ROM 8X DVD 24X CD-R 24X CD-RW Read: Write: CD-DA, CD-RW CD DVD < 110 ms < 130 ms 2 MB 3,600 KB/sec 10,800 KB/sec 3,600 KB/sec 3,600 KB/sec 6-6 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 172
000C0000-000CFFFF 000E8000-000FFFFF 00100000-XFFFFFFF (X+1)0000000-FEDFFFFF FED00000-FED003FF FEE01000-FFFFFFFF Specifications System function Base memory Video memory Video BIOS System BIOS Extended memory (based on memory installed) PCI bus High-precision event timer PCI bus Maintenance and - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 173
, IRQ10, or none. ✎ ExpressCards may assert IRQ3, IRQ4, IRQ5, IRQ7, IRQ9, IRQ10, IRQ11, or IRQ15. Either the infrared or the serial port may assert IRQ3 or IRQ4. ✎ For operating systems after Windows 2000, APIC (advanced programming interrupt controller) is used. 6-8 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 174
Motherboard resources System CMOS/real-time clock Motherboard resources Direct memory access controller Motherboard resources Direct memory access controller interrupt controller Program interrupt controller Program interrupt controller Maintenance and Service Guide Specifications (Continued) 6-9 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 175
Specifications I/O address (hex) 0C0-0DF 70FC-70FF EF80-EF9F FE00-FE0F FE80-EF8F FFFF System function (shipping configuration) Direct memory access controller Numeric data processor Motherboard resources Mobile Intel Motherboard resources Motherboard resources 6-10 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 176
7 Screw listing This chapter provides specification and reference information for the screws used in the diameter 5.0 mm Where used: One captive screw that secures the mass storage device to the computer (screw is secured to the mass storage device bracket) Maintenance and Service Guide 7-1 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 177
) 3 One captive screw that secures the memory module compartment cover to the computer (screw is secured to the cover by a C-clip) 4 Two captive screws that secure the wireless module compartment cover to the computer (screws are secured to the cover by C-clips) 7-2 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 178
Phillips PM3.0×3.0 screw Screw listing Color Black Quantity 4 Length 3.0 mm Thread 3.0 mm Head diameter 5.0 mm Where used: 4 screws that secure the mass storage device bracket to the mass storage device Maintenance and Service Guide 7-3 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 179
Screw listing Phillips PM2.5×6.0 screw Color Black Quantity 14 Length 6.0 mm Thread 2.5 mm Where used: 1 Two screws that secure the WLAN module to the system board 2 Two screws that secure the WWAN module to the system board Head diameter 5.0 mm 7-4 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 180
Where used: 8 screws that secure the display bezel to the display assembly Screw listing Where used: 2 screws that secure the display panel to the display enclosure Maintenance and Service Guide 7-5 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 181
the computer by an O-ring) 2 Three captive screws that secure the keyboard to the computer (screws are secured to the computer by O-rings) 7-6 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 182
.6-in display, 21 on computer models equipped with a 14.0-in display Length 3.0 mm Thread 2.0 mm Where used: 3 screws that secure the optical drive bracket to the optical drive Head diameter 4.5 mm Where used: 3 screws that secure the switch cover to the computer Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 183
secure the power button board to the switch cover Where used: 1 Eight screws that secure the display hinges to the display panel on computer models equipped with a 15.6-in display assembly 2 Two screws that secure the display hinge covers to the display hinges 7-8 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 184
Six screws that secure the display hinges to the display panel on computer models equipped with a 14.0-in display assembly 2 Two screws that secure the display hinge covers to the display hinges Where used: 5 screws that secure the top cover to the base enclosure Maintenance and Service Guide 7-9 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 185
.5×7.0 screw Color Black Quantity 25 on computer models equipped with a 15.6-in display, 21 on computer models equipped with a 14.0-in display Length 7.0 mm Thread 2.5 mm Where used: 4 screws that secure the palm rest to the computer Head diameter 5.0 mm 7-10 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 186
that secure the fan to the system board Screw listing Where used: 5 screws that secure the top cover to the base enclosure Where used: 9 screws that secure the top cover to the base enclosure only on computer models equipped with a 15.6-in display assembly Maintenance and Service Guide 7-11 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 187
Screw listing Where used: 6 screws that secure the top cover to the base enclosure only on computer models equipped with a 14.0-in display assembly Where used: One screw that secures the speaker assembly to the base enclosure 7-12 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 188
reader/USB board to the base enclosure Screw listing Where used: 1 Two screws that secure the system board to the base enclosure 2 One screw that secures the system board to the base enclosure only on computer models equipped with a 15.6-in display assembly Maintenance and Service Guide 7-13 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 189
Screw listing Phillips PM2.5×9.0 captive screw Color Black Quantity 4 Length 9.0 mm Thread 2.5 mm Head diameter 5.0 mm Where used: 4 captive screws that secure the heat sink to the system board (screws are secured to the computer by O-rings) 7-14 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 190
Slotted Torx T8M2.5×11.0 screw Screw listing Color Black Quantity 8 Length 11.0 mm Thread 2.5 mm Where used: 4 screws that secure the display assembly to the computer Head diameter 5.0 mm Maintenance and Service Guide 7-15 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 191
Screw listing Where used: 2 screws that secure the display assembly to the computer Where used: 2 screws that secure the top cover to the base enclosure 7-16 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 192
Phillips PM2.0×5.0 screw Screw listing Color Black Quantity 1 Length 5.0 mm Thread 2.0 mm Where used: One screw that secures the modem module to the system board Head diameter 5.0 mm Maintenance and Service Guide 7-17 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 193
Screw listing Hex HM5.0×10.0 screw lock Color Silver Quantity 2 Length 10.0 mm Thread 5.0 mm Where used: 2 screw locks that secure the serial connector to the base enclosure Head diameter 5.0 mm 7-18 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 194
system restore points ■ Recovering individual files ■ Restoring the computer to a previous state ■ Recovering information using recovery tools ✎ For detailed instructions, perform a search for these topics in Help and Support. In case of system instability, HP recommends that you print the recovery - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 195
Vista operating system DVD (purchased separately)" section in this chapter. Using the Windows recovery tools To recover information you previously backed up, follow these steps: 1. Select Start > All Programs > Maintenance > Backup and Restore Center. 2. Follow the on-screen instructions to recover - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 196
press f8 before the Windows operating system loads. 4. Select Repair your computer. 5. Follow the on-screen instructions. ✎ For additional information on recovering information using the Windows tools, perform a search for these topics in Help and Support. Using f11 recovery tools Ä CAUTION: Using - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 197
on an external drive) is easily accessible. To order a Windows Vista operating system DVD, go to http://www.hp.com/support, select your country or region, and follow the on-screen instructions. You can also order the DVD by calling technical support. For contact information, refer to the Worldwide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 198
system restore points ■ Recovering individual files ■ Restoring the computer to a previous state ■ Recovering information using recovery tools ✎ For detailed instructions, perform a search for these topics in Help and Support. In case of system instability, HP recommends that you print the recovery - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 199
Vista operating system DVD (purchased separately)" section in this chapter. Using the Windows recovery tools To recover information you previously backed up, follow these steps: 1. Select Start > All Programs > Maintenance > Backup and Restore Center. 2. Follow the on-screen instructions to recover - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 200
press f8 before the Windows operating system loads. 4. Select Repair your computer. 5. Follow the on-screen instructions. ✎ For additional information on recovering information using the Windows tools, perform a search for these topics in Help and Support. Using f11 recovery tools Ä CAUTION: Using - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 201
on an external drive) is easily accessible. To order a Windows Vista operating system DVD, go to http://www.hp.com/support, select your country or region, and follow the on-screen instructions. You can also order the DVD by calling technical support. For contact information, refer to the Worldwide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 202
all files and folders ■ Scheduling automatic backups ■ Creating recovery points ■ Recovering information ✎ For detailed instructions, perform a search for these topics in Help and Support. In case of system instability, HP recommends that you print the recovery procedures and save them for later use - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 203
. The Backup or Restore Wizard opens. 3. Select Restore files and settings, and then select Next. 4. Follow the on-screen instructions. ✎ For additional information on initiating a recovery in Windows, perform a search for this topic in Help and Support. Recovering the operating system and programs - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 204
9 Connector pin assignments 1394 Pin 1 2 3 4 5 6 Audio-in (microphone) Signal Power Ground TPBTPB+ TPATPA+ Pin Signal 1 Audio signal in 2 Audio signal in 3 Ground Maintenance and Service Guide 9-1 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 205
Audio out, right channel Ground Pin 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 9-2 Signal Red analog Green analog Blue analog Not connected Ground Ground analog Ground analog Ground analog +5 VDC Ground Monitor detect DDC 2B data Horizontal sync Vertical sync DDC 2B clock Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 206
RJ-45 (network) Pin 1 2 3 4 5 6 7 8 RJ-11 (modem) Signal Transmit + Transmit Receive + Unused Unused Receive Unused Unused Pin 1 2 3 4 5 6 Maintenance and Service Guide Signal Unused Tip Ring Unused Unused Unused Connector pin assignments 9-3 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 207
data Data terminal ready Signal ground Data set ready Request to send Clear to send Ring indicator Pin 1 2 3 4 9-4 Signal +5 VDC Data Data + Ground Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 208
operate from any line voltage from 100 to 120 volts AC, or from 220 to 240 volts AC. The 3-conductor power cord set included with the computer of 10 amps and a nominal voltage rating of 125 or 250 V AC, as required by the power system of each country or region. ■ The appliance coupler must meet the - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 209
Power cord set requirements Requirements for specific countries and regions Country/region Accredited wall plug must be a two-pole grounding type with a NEMA 5-15P (15 A, 125 V) or NEMA 6-15P (15 A, 250 V) configuration. 3. The appliance coupler, flexible cord, and wall plug and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 210
liquid crystal display (LCD) panel 2. ✎ The procedures provided in this chapter are general disassembly instructions. Specific details, such as screw sizes, quantities, and locations, and component shapes and sizes, can vary from one computer model to another. Maintenance and Service Guide 11-1 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 211
screws 2 that secure the display bezel to the display assembly. 2. Lift up and out on the left and right inside edges 1 and the top and bottom inside edges 2 of the display bezel until the bezel disengages from the display assembly. 3. Remove the display bezel 3. 11-2 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 212
1 that secure the display panel assembly to the display enclosure. 6. Remove the display panel assembly 2 from the display enclosure. 7. Turn the display panel assembly upside down. 8. Remove all screws that secure the display panel frame to the display panel. Maintenance and Service Guide 11-3 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 213
secure the backlight cover to the display panel. 12. Lift the top edge of the backlight cover 2 and swing it outward. 13. Remove the backlight cover. 14. Turn the display panel right-side up. 15. Remove the backlight cables 1 from the clip 2 in the display panel. 11-4 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 214
backlight frame from the display panel. Å WARNING: The backlight contains mercury. Exercise caution when removing and handling the backlight to avoid damaging this component and causing exposure to the mercury. 18. Remove the backlight from the backlight frame. Maintenance and Service Guide 11-5 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 215
screws 2 that secure the LCD panel to the display rear panel. 21. Release the LCD panel 3 from the display rear panel. 22. Release the tape 4 that secures the LCD panel to the display rear panel. 23. Remove the LCD panel. 24. Recycle the LCD panel and backlight. 11-6 Maintenance and Service Guide - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 216
1394 port connector pinout 9-1 location 2-13, 2-14 A AC adapter, spare part numbers 3-22, 3-23, 3-24 accessory battery connector 2-18 antennas disconnecting 4-18, 4-19 illustrated 3-19 locations 2-2 removal 4-53, 4-54 audio, product description 1-4 audio-in jack connector pinout 9-1 location 2-15 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 217
port 9-1 audio-in jack 9-1 audio-out jack 9-2 external monitor port 9-2 headphone jack 9-2 microphone jack 9-1 modem jack 9-3 monitor port 9-2 network jack 9-3 RJ-11 jack 9-3 RJ-45 jack 9-3 serial port 9-4 USB port 9-4 connectors, service considerations 4-1 D device configurations 5-5, 5-6 display - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 218
4-11 specifications 6-4 hard drive bay 2-18 headphone jack connector pinout 9-2 location 2-15, 2-16 heat sink removal 4-37 spare part numbers 3-9, 3-26, 3-34, 4-37 HP Mobile Broadband Module compartment 2-18 J jacks audio-in 2-15, 2-16 audio-out 2-15, 2-16 headphone 2-15, 2-16 microphone 2-15, 2-16 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 219
device 1-6 ports 1-6 power requirements 1-6 processor 1-1, 1-2 security 1-7 serviceability 1-8 webcam 1-4 wireless 1-5 product name 3-1, 4-5 Q QuickLook button 2-6, 2-7 QuickLook light 2-9, 2-11 QuickWeb button 2-6, 2-8 QuickWeb light 2-9, 2-11 R recovery, system 8-1 recycling battery 11-1 display - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 220
19 removal 4-48 spare part number 3-19, 3-25, 4-48 Windows applications key 2-3, 2-4 Windows logo key 2-3, 2-4 wireless antennas disconnecting 4-18, 4-19 illustrated 3-19 locations 2-2 removal 4-53, 4-54 wireless button 2-6, 2-8 wireless light 2-8, 2-10, 2-12 Maintenance and Service Guide Index-5 - HP ProBook 6440b | HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 221
18 wireless module compartment cover illustrated 3-21 removal 4-17 wireless, product description 1-5 WLAN module removal 4-16 spare part numbers 3-15, 3-16, 3-23, 3-24, 4-16 workstation guidelines 4-4 WWAN module removal 4-19 spare part number 3-14, 3-24, 4-19 Index-6 Maintenance and Service Guide
HP ProBook 6545b Notebook PC,
HP ProBook 6540b Notebook PC,
HP ProBook 6445b Notebook PC, and
HP ProBook 6440b Notebook PC
Maintenance and Service Guide
Document Part Number: 570786-002
January 2010
This guide is a troubleshooting reference used for maintaining and servicing the computer. It provides
comprehensive information on identifying computer features, components, and spare parts; troubleshooting
computer problems; and performing computer disassembly procedures.